In lactose operon of Escherichia coli, function of promoter

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5.Molecular Basis of Inheritance

medium

In the lactose operon of Escherichia coli, what is the function of promoter

Binding of Gyrase enzyme

Binding of $RNA$ polymerase

Codes for $RNA$ polymerase

Processing of messenger $RNA$

Solution

(b)Promoter gene $(p)$ is the actual site of start of transcription and it is the site where $RNA$ polymerase binds to the $DNA$ prior to beginning of transcription.

Standard 12

Biology

An environmental agent that triggers transcription from an operon is a:

medium

Definitions/Explanation : A promoter & The structural gene

easy

Select the two correct statements out of the four $(i-iv)$ given below about lac operon.

$i.$ Glucose or galactose may bind with the repressor and inactivate it.

$ii.$ In the absence of lactose, the repressor binds with the operator region.

$iii.$ The z-gene codes for permease.

$iv.$ This was elucidated by Francois Jacob and Jacque Monod.

medium

Genes that are involved in turning on or off the transcription of a set of structural genes are called

medium

(AIPMT-1998)

All of the following are part of an operon except

medium

(NEET-2018)

In the lactose operon of Escherichia coli, what is the function of promoter

Solution

Similar Questions

An environmental agent that triggers transcription from an operon is a:

Definitions/Explanation : A promoter & The structural gene

Genes that are involved in turning on or off the transcription of a set of structural genes are called

All of the following are part of an operon except

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